1. UniData，UniVerse：
它是一个具有 SQL 映射层和元数据库功能的 MultiValue 数据库和应用程序服务器。 UniData 简化了数据库设计，消除了 SQL 规范化的约束。 UniVerse 是 MultiValue 应用平台的一个组件，它的优势是用于开发企业应用程序的快速、灵活的数据服务器。基于 UniVerse 的应用程序最大化可用资源的处理吞吐量，动态分配可用资源。
2.瓦伦蒂娜服务器：
它是对象关系数据库和报告服务器和快速对象关系数据库服务器。它包括集成数据库服务器、Valentina 数据库服务器和 SQLite 数据库服务器。它是功能齐全、符合标准的多用户访问基于 SQLite 的数据库服务器。
UniData、UniVerse 和 Valentina Server 之间的区别：
| S.NO. | UniData, UniVerse | Valentina Server |
|---|---|---|
| 1 | Developed by Rocket Software and initially released on 1985. | Developed by Paradigma Software and initially released on 1994 and Current release of Valentina Server is 5.7.5. |
| 2 | Server operating systems of UniData, UniVerse is AIX, HP-UX, Linux, Solaris, Windows. | Linux, OS X, Windows are the Server operating system. |
| 3 | Primary database model is Multivalue DBMS. | Primary database model is Relational DBMS. |
| 4 | UniData, UniVerse supports .Net, Basic, C, Java, programming languages. | Supports .Net, C, C#, C++, Objective-C, PHP, Ruby, Visual Basic, Visual Basic.NET, programming languages. |
| 5 | APIs and other access methods of UniData, UniVerse is Proprietary protocol, RESTful HTTP API, Java API, JDBC, ODBC, OLE DB, SOAP-based API. | Valentina Server supports ODBC APIs and other access methods. |
| 6 | UniData, UniVerse has a schema-free Data Schema. | It also has a Data Schema. |
| 7 | It has Implementation language C . | It doesn’t has any Implementation language. |
| 8 | ACID (atomicity, consistency, isolation, durability) Transaction concepts in UniData, UniVerse. | Absence of Transaction concepts in Valentina Server. |
| 9 | Replication methods of UniData, UniVerse is Master-slave replication. | Absence of Replication methods in Valentina Server. |
| 10 | UniData, UniVerse doesn’t hold Consistency concept. | Valentina Server doesn’t hold Consistency concept. |
| 11 | Absence of Partitioning methods in UniData, UniVerse. | Absence of Partitioning methods in Valentina Server. |
| 12 | It does not holds Foreign keys. | It holds Foreign keys. |